ref: 3dffc634c0544449f3754954706552b11a89ce07
dir: /test/svc_datarate_test.cc/
/* * Copyright (c) 2012 The WebM project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree. */ #include "./vpx_config.h" #include "third_party/googletest/src/include/gtest/gtest.h" #include "test/codec_factory.h" #include "test/encode_test_driver.h" #include "test/i420_video_source.h" #include "test/util.h" #include "test/y4m_video_source.h" #include "vpx/vpx_codec.h" #include "vpx_ports/bitops.h" namespace { void AssignLayerBitrates(vpx_codec_enc_cfg_t *const enc_cfg, const vpx_svc_extra_cfg_t *svc_params, int spatial_layers, int temporal_layers, int temporal_layering_mode, int *layer_target_avg_bandwidth, int64_t *bits_in_buffer_model) { int sl, spatial_layer_target; float total = 0; float alloc_ratio[VPX_MAX_LAYERS] = { 0 }; float framerate = 30.0; for (sl = 0; sl < spatial_layers; ++sl) { if (svc_params->scaling_factor_den[sl] > 0) { alloc_ratio[sl] = (float)(svc_params->scaling_factor_num[sl] * 1.0 / svc_params->scaling_factor_den[sl]); total += alloc_ratio[sl]; } } for (sl = 0; sl < spatial_layers; ++sl) { enc_cfg->ss_target_bitrate[sl] = spatial_layer_target = (unsigned int)(enc_cfg->rc_target_bitrate * alloc_ratio[sl] / total); const int index = sl * temporal_layers; if (temporal_layering_mode == 3) { enc_cfg->layer_target_bitrate[index] = spatial_layer_target >> 1; enc_cfg->layer_target_bitrate[index + 1] = (spatial_layer_target >> 1) + (spatial_layer_target >> 2); enc_cfg->layer_target_bitrate[index + 2] = spatial_layer_target; } else if (temporal_layering_mode == 2) { enc_cfg->layer_target_bitrate[index] = spatial_layer_target * 2 / 3; enc_cfg->layer_target_bitrate[index + 1] = spatial_layer_target; } else if (temporal_layering_mode <= 1) { enc_cfg->layer_target_bitrate[index] = spatial_layer_target; } } for (sl = 0; sl < spatial_layers; ++sl) { for (int tl = 0; tl < temporal_layers; ++tl) { const int layer = sl * temporal_layers + tl; float layer_framerate = framerate; if (temporal_layers == 2 && tl == 0) layer_framerate = framerate / 2; if (temporal_layers == 3 && tl == 0) layer_framerate = framerate / 4; if (temporal_layers == 3 && tl == 1) layer_framerate = framerate / 2; layer_target_avg_bandwidth[layer] = static_cast<int>( enc_cfg->layer_target_bitrate[layer] * 1000.0 / layer_framerate); bits_in_buffer_model[layer] = enc_cfg->layer_target_bitrate[layer] * enc_cfg->rc_buf_initial_sz; } } } void CheckLayerRateTargeting(vpx_codec_enc_cfg_t *const cfg, int number_spatial_layers, int number_temporal_layers, double *file_datarate, double thresh_overshoot, double thresh_undershoot) { for (int sl = 0; sl < number_spatial_layers; ++sl) for (int tl = 0; tl < number_temporal_layers; ++tl) { const int layer = sl * number_temporal_layers + tl; ASSERT_GE(cfg->layer_target_bitrate[layer], file_datarate[layer] * thresh_overshoot) << " The datarate for the file exceeds the target by too much!"; ASSERT_LE(cfg->layer_target_bitrate[layer], file_datarate[layer] * thresh_undershoot) << " The datarate for the file is lower than the target by too much!"; } } class DatarateOnePassCbrSvc : public ::libvpx_test::EncoderTest { public: explicit DatarateOnePassCbrSvc(const ::libvpx_test::CodecFactory *codec) : EncoderTest(codec) {} protected: virtual ~DatarateOnePassCbrSvc() {} virtual void ResetModel() { last_pts_ = 0; duration_ = 0.0; mismatch_psnr_ = 0.0; mismatch_nframes_ = 0; denoiser_on_ = 0; tune_content_ = 0; base_speed_setting_ = 5; spatial_layer_id_ = 0; temporal_layer_id_ = 0; update_pattern_ = 0; memset(bits_in_buffer_model_, 0, sizeof(bits_in_buffer_model_)); memset(bits_total_, 0, sizeof(bits_total_)); memset(layer_target_avg_bandwidth_, 0, sizeof(layer_target_avg_bandwidth_)); dynamic_drop_layer_ = false; change_bitrate_ = false; last_pts_ref_ = 0; middle_bitrate_ = 0; top_bitrate_ = 0; superframe_count_ = -1; key_frame_spacing_ = 9999; num_nonref_frames_ = 0; layer_framedrop_ = 0; } virtual void BeginPassHook(unsigned int /*pass*/) {} // Example pattern for spatial layers and 2 temporal layers used in the // bypass/flexible mode. The pattern corresponds to the pattern // VP9E_TEMPORAL_LAYERING_MODE_0101 (temporal_layering_mode == 2) used in // non-flexible mode, except that we disable inter-layer prediction. void set_frame_flags_bypass_mode( int tl, int num_spatial_layers, int is_key_frame, vpx_svc_ref_frame_config_t *ref_frame_config) { for (int sl = 0; sl < num_spatial_layers; ++sl) { if (!tl) { if (!sl) { ref_frame_config->frame_flags[sl] = VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; } else { if (is_key_frame) { ref_frame_config->frame_flags[sl] = VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_ARF; } else { ref_frame_config->frame_flags[sl] = VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_REF_GF; } } } else if (tl == 1) { if (!sl) { ref_frame_config->frame_flags[sl] = VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF; } else { ref_frame_config->frame_flags[sl] = VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_REF_GF; } } if (tl == 0) { ref_frame_config->lst_fb_idx[sl] = sl; if (sl) { if (is_key_frame) { ref_frame_config->lst_fb_idx[sl] = sl - 1; ref_frame_config->gld_fb_idx[sl] = sl; } else { ref_frame_config->gld_fb_idx[sl] = sl - 1; } } else { ref_frame_config->gld_fb_idx[sl] = 0; } ref_frame_config->alt_fb_idx[sl] = 0; } else if (tl == 1) { ref_frame_config->lst_fb_idx[sl] = sl; ref_frame_config->gld_fb_idx[sl] = num_spatial_layers + sl - 1; ref_frame_config->alt_fb_idx[sl] = num_spatial_layers + sl; } } } virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video, ::libvpx_test::Encoder *encoder) { if (video->frame() == 0) { int i; for (i = 0; i < VPX_MAX_LAYERS; ++i) { svc_params_.max_quantizers[i] = 63; svc_params_.min_quantizers[i] = 0; } svc_params_.speed_per_layer[0] = base_speed_setting_; for (i = 1; i < VPX_SS_MAX_LAYERS; ++i) { svc_params_.speed_per_layer[i] = speed_setting_; } encoder->Control(VP9E_SET_NOISE_SENSITIVITY, denoiser_on_); encoder->Control(VP9E_SET_SVC, 1); encoder->Control(VP9E_SET_SVC_PARAMETERS, &svc_params_); encoder->Control(VP8E_SET_CPUUSED, speed_setting_); encoder->Control(VP9E_SET_TILE_COLUMNS, 0); encoder->Control(VP8E_SET_MAX_INTRA_BITRATE_PCT, 300); encoder->Control(VP9E_SET_TILE_COLUMNS, get_msb(cfg_.g_threads)); encoder->Control(VP9E_SET_ROW_MT, 1); encoder->Control(VP8E_SET_STATIC_THRESHOLD, 1); encoder->Control(VP9E_SET_TUNE_CONTENT, tune_content_); if (layer_framedrop_) { vpx_svc_frame_drop_t svc_drop_frame; svc_drop_frame.framedrop_mode = LAYER_DROP; for (i = 0; i < number_spatial_layers_; i++) svc_drop_frame.framedrop_thresh[i] = 30; encoder->Control(VP9E_SET_SVC_FRAME_DROP_LAYER, &svc_drop_frame); } } superframe_count_++; temporal_layer_id_ = 0; if (number_temporal_layers_ == 2) temporal_layer_id_ = (superframe_count_ % 2 != 0); else if (number_temporal_layers_ == 3) { if (superframe_count_ % 2 != 0) temporal_layer_id_ = 2; if (superframe_count_ > 1) { if ((superframe_count_ - 2) % 4 == 0) temporal_layer_id_ = 1; } } if (update_pattern_ && video->frame() >= 100) { vpx_svc_layer_id_t layer_id; if (video->frame() == 100) { cfg_.temporal_layering_mode = VP9E_TEMPORAL_LAYERING_MODE_BYPASS; encoder->Config(&cfg_); } // Set layer id since the pattern changed. layer_id.spatial_layer_id = 0; layer_id.temporal_layer_id = (video->frame() % 2 != 0); temporal_layer_id_ = layer_id.temporal_layer_id; encoder->Control(VP9E_SET_SVC_LAYER_ID, &layer_id); set_frame_flags_bypass_mode(layer_id.temporal_layer_id, number_spatial_layers_, 0, &ref_frame_config); encoder->Control(VP9E_SET_SVC_REF_FRAME_CONFIG, &ref_frame_config); } if (change_bitrate_ && video->frame() == 200) { duration_ = (last_pts_ + 1) * timebase_; for (int sl = 0; sl < number_spatial_layers_; ++sl) { for (int tl = 0; tl < number_temporal_layers_; ++tl) { const int layer = sl * number_temporal_layers_ + tl; const double file_size_in_kb = bits_total_[layer] / 1000.; file_datarate_[layer] = file_size_in_kb / duration_; } } CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.78, 1.15); memset(file_datarate_, 0, sizeof(file_datarate_)); memset(bits_total_, 0, sizeof(bits_total_)); int64_t bits_in_buffer_model_tmp[VPX_MAX_LAYERS]; last_pts_ref_ = last_pts_; // Set new target bitarate. cfg_.rc_target_bitrate = cfg_.rc_target_bitrate >> 1; // Buffer level should not reset on dynamic bitrate change. memcpy(bits_in_buffer_model_tmp, bits_in_buffer_model_, sizeof(bits_in_buffer_model_)); AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); memcpy(bits_in_buffer_model_, bits_in_buffer_model_tmp, sizeof(bits_in_buffer_model_)); // Change config to update encoder with new bitrate configuration. encoder->Config(&cfg_); } if (dynamic_drop_layer_) { if (video->frame() == 50) { // Change layer bitrates to set top layers to 0. This will trigger skip // encoding/dropping of top two spatial layers. cfg_.rc_target_bitrate -= (cfg_.layer_target_bitrate[1] + cfg_.layer_target_bitrate[2]); middle_bitrate_ = cfg_.layer_target_bitrate[1]; top_bitrate_ = cfg_.layer_target_bitrate[2]; cfg_.layer_target_bitrate[1] = 0; cfg_.layer_target_bitrate[2] = 0; encoder->Config(&cfg_); } else if (video->frame() == 100) { // Change layer bitrate on second layer to non-zero to start // encoding it again. cfg_.layer_target_bitrate[1] = middle_bitrate_; cfg_.rc_target_bitrate += cfg_.layer_target_bitrate[1]; encoder->Config(&cfg_); } else if (video->frame() == 200) { // Change layer bitrate on top layer to non-zero to start // encoding it again. cfg_.layer_target_bitrate[2] = top_bitrate_; cfg_.rc_target_bitrate += cfg_.layer_target_bitrate[2]; encoder->Config(&cfg_); } } const vpx_rational_t tb = video->timebase(); timebase_ = static_cast<double>(tb.num) / tb.den; duration_ = 0; } virtual void PostEncodeFrameHook(::libvpx_test::Encoder *encoder) { vpx_svc_layer_id_t layer_id; encoder->Control(VP9E_GET_SVC_LAYER_ID, &layer_id); temporal_layer_id_ = layer_id.temporal_layer_id; for (int sl = 0; sl < number_spatial_layers_; ++sl) { for (int tl = temporal_layer_id_; tl < number_temporal_layers_; ++tl) { const int layer = sl * number_temporal_layers_ + tl; bits_in_buffer_model_[layer] += static_cast<int64_t>(layer_target_avg_bandwidth_[layer]); } } } vpx_codec_err_t parse_superframe_index(const uint8_t *data, size_t data_sz, uint32_t sizes[8], int *count) { uint8_t marker; marker = *(data + data_sz - 1); *count = 0; if ((marker & 0xe0) == 0xc0) { const uint32_t frames = (marker & 0x7) + 1; const uint32_t mag = ((marker >> 3) & 0x3) + 1; const size_t index_sz = 2 + mag * frames; // This chunk is marked as having a superframe index but doesn't have // enough data for it, thus it's an invalid superframe index. if (data_sz < index_sz) return VPX_CODEC_CORRUPT_FRAME; { const uint8_t marker2 = *(data + data_sz - index_sz); // This chunk is marked as having a superframe index but doesn't have // the matching marker byte at the front of the index therefore it's an // invalid chunk. if (marker != marker2) return VPX_CODEC_CORRUPT_FRAME; } { uint32_t i, j; const uint8_t *x = &data[data_sz - index_sz + 1]; for (i = 0; i < frames; ++i) { uint32_t this_sz = 0; for (j = 0; j < mag; ++j) this_sz |= (*x++) << (j * 8); sizes[i] = this_sz; } *count = frames; } } return VPX_CODEC_OK; } virtual void FramePktHook(const vpx_codec_cx_pkt_t *pkt) { uint32_t sizes[8] = { 0 }; uint32_t sizes_parsed[8] = { 0 }; int count = 0; int num_layers_encoded = 0; last_pts_ = pkt->data.frame.pts; const bool key_frame = (pkt->data.frame.flags & VPX_FRAME_IS_KEY) ? true : false; if (key_frame) { temporal_layer_id_ = 0; superframe_count_ = 0; } parse_superframe_index(static_cast<const uint8_t *>(pkt->data.frame.buf), pkt->data.frame.sz, sizes_parsed, &count); // Count may be less than number of spatial layers because of frame drops. for (int sl = 0; sl < number_spatial_layers_; ++sl) { if (pkt->data.frame.spatial_layer_encoded[sl]) { sizes[sl] = sizes_parsed[num_layers_encoded]; num_layers_encoded++; } } ASSERT_EQ(count, num_layers_encoded); // In the constrained frame drop mode, if a given spatial is dropped all // upper layers must be dropped too. if (!layer_framedrop_) { for (int sl = 0; sl < number_spatial_layers_; ++sl) { if (!pkt->data.frame.spatial_layer_encoded[sl]) { // Check that all upper layers are dropped. for (int sl2 = sl + 1; sl2 < number_spatial_layers_; ++sl2) ASSERT_EQ(pkt->data.frame.spatial_layer_encoded[sl2], 0); } } } // Keep track of number of non-reference frames, needed for mismatch check. // Non-reference frames are top spatial and temporal layer frames, // for TL > 0. if (temporal_layer_id_ == number_temporal_layers_ - 1 && temporal_layer_id_ > 0 && pkt->data.frame.spatial_layer_encoded[number_spatial_layers_ - 1]) num_nonref_frames_++; for (int sl = 0; sl < number_spatial_layers_; ++sl) { sizes[sl] = sizes[sl] << 3; // Update the total encoded bits per layer. // For temporal layers, update the cumulative encoded bits per layer. for (int tl = temporal_layer_id_; tl < number_temporal_layers_; ++tl) { const int layer = sl * number_temporal_layers_ + tl; bits_total_[layer] += static_cast<int64_t>(sizes[sl]); // Update the per-layer buffer level with the encoded frame size. bits_in_buffer_model_[layer] -= static_cast<int64_t>(sizes[sl]); // There should be no buffer underrun, except on the base // temporal layer, since there may be key frames there. // Fo short key frame spacing, buffer can underrun on individual frames. if (!key_frame && tl > 0 && key_frame_spacing_ < 100) { ASSERT_GE(bits_in_buffer_model_[layer], 0) << "Buffer Underrun at frame " << pkt->data.frame.pts; } } ASSERT_EQ(pkt->data.frame.width[sl], top_sl_width_ * svc_params_.scaling_factor_num[sl] / svc_params_.scaling_factor_den[sl]); ASSERT_EQ(pkt->data.frame.height[sl], top_sl_height_ * svc_params_.scaling_factor_num[sl] / svc_params_.scaling_factor_den[sl]); } } virtual void EndPassHook(void) { if (change_bitrate_) last_pts_ = last_pts_ - last_pts_ref_; duration_ = (last_pts_ + 1) * timebase_; for (int sl = 0; sl < number_spatial_layers_; ++sl) { for (int tl = 0; tl < number_temporal_layers_; ++tl) { const int layer = sl * number_temporal_layers_ + tl; const double file_size_in_kb = bits_total_[layer] / 1000.; file_datarate_[layer] = file_size_in_kb / duration_; } } } virtual void MismatchHook(const vpx_image_t *img1, const vpx_image_t *img2) { double mismatch_psnr = compute_psnr(img1, img2); mismatch_psnr_ += mismatch_psnr; ++mismatch_nframes_; } unsigned int GetMismatchFrames() { return mismatch_nframes_; } vpx_codec_pts_t last_pts_; int64_t bits_in_buffer_model_[VPX_MAX_LAYERS]; double timebase_; int64_t bits_total_[VPX_MAX_LAYERS]; double duration_; double file_datarate_[VPX_MAX_LAYERS]; size_t bits_in_last_frame_; vpx_svc_extra_cfg_t svc_params_; int speed_setting_; double mismatch_psnr_; int mismatch_nframes_; int denoiser_on_; int tune_content_; int base_speed_setting_; int spatial_layer_id_; int temporal_layer_id_; int number_spatial_layers_; int number_temporal_layers_; int layer_target_avg_bandwidth_[VPX_MAX_LAYERS]; bool dynamic_drop_layer_; unsigned int top_sl_width_; unsigned int top_sl_height_; vpx_svc_ref_frame_config_t ref_frame_config; int update_pattern_; bool change_bitrate_; vpx_codec_pts_t last_pts_ref_; int middle_bitrate_; int top_bitrate_; int superframe_count_; int key_frame_spacing_; unsigned int num_nonref_frames_; int layer_framedrop_; }; // Params: speed setting. class DatarateOnePassCbrSvcSingleBR : public DatarateOnePassCbrSvc, public ::libvpx_test::CodecTestWithParam<int> { public: DatarateOnePassCbrSvcSingleBR() : DatarateOnePassCbrSvc(GET_PARAM(0)) { memset(&svc_params_, 0, sizeof(svc_params_)); } virtual ~DatarateOnePassCbrSvcSingleBR() {} protected: virtual void SetUp() { InitializeConfig(); SetMode(::libvpx_test::kRealTime); speed_setting_ = GET_PARAM(1); ResetModel(); } }; // Check basic rate targeting for 1 pass CBR SVC: 2 spatial layers and 1 // temporal layer, with screen content mode on and same speed setting for all // layers. TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc2SL1TLScreenContent1) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 2; cfg_.ts_number_layers = 1; cfg_.ts_rate_decimator[0] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 1; cfg_.temporal_layering_mode = 0; svc_params_.scaling_factor_num[0] = 144; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 288; svc_params_.scaling_factor_den[1] = 288; cfg_.rc_dropframe_thresh = 10; cfg_.kf_max_dist = 9999; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 60); top_sl_width_ = 1280; top_sl_height_ = 720; cfg_.rc_target_bitrate = 500; ResetModel(); tune_content_ = 1; base_speed_setting_ = speed_setting_; AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.78, 1.15); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } // Check basic rate targeting for 1 pass CBR SVC: 3 spatial layers and // 3 temporal layers. Run CIF clip with 1 thread. TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL3TL) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 3; cfg_.ts_number_layers = 3; cfg_.ts_rate_decimator[0] = 4; cfg_.ts_rate_decimator[1] = 2; cfg_.ts_rate_decimator[2] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 1; cfg_.temporal_layering_mode = 3; svc_params_.scaling_factor_num[0] = 72; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 144; svc_params_.scaling_factor_den[1] = 288; svc_params_.scaling_factor_num[2] = 288; svc_params_.scaling_factor_den[2] = 288; cfg_.rc_dropframe_thresh = 30; cfg_.kf_max_dist = 9999; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1, 0, 400); top_sl_width_ = 640; top_sl_height_ = 480; cfg_.rc_target_bitrate = 800; ResetModel(); AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.78, 1.15); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } // Check rate targeting for 1 pass CBR SVC: 3 spatial layers and // 3 temporal layers, changing the target bitrate at the middle of encoding. TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL3TLDynamicBitrateChange) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 3; cfg_.ts_number_layers = 3; cfg_.ts_rate_decimator[0] = 4; cfg_.ts_rate_decimator[1] = 2; cfg_.ts_rate_decimator[2] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 1; cfg_.temporal_layering_mode = 3; svc_params_.scaling_factor_num[0] = 72; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 144; svc_params_.scaling_factor_den[1] = 288; svc_params_.scaling_factor_num[2] = 288; svc_params_.scaling_factor_den[2] = 288; cfg_.rc_dropframe_thresh = 30; cfg_.kf_max_dist = 9999; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1, 0, 400); top_sl_width_ = 640; top_sl_height_ = 480; cfg_.rc_target_bitrate = 800; ResetModel(); change_bitrate_ = true; AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.78, 1.15); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } // Check basic rate targeting for 1 pass CBR SVC: 3 spatial layers and // 2 temporal layers, with a change on the fly from the fixed SVC pattern to one // generate via SVC_SET_REF_FRAME_CONFIG. The new pattern also disables // inter-layer prediction. TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL2TLDynamicPatternChange) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 3; cfg_.ts_number_layers = 2; cfg_.ts_rate_decimator[0] = 2; cfg_.ts_rate_decimator[1] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 1; cfg_.temporal_layering_mode = 2; svc_params_.scaling_factor_num[0] = 72; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 144; svc_params_.scaling_factor_den[1] = 288; svc_params_.scaling_factor_num[2] = 288; svc_params_.scaling_factor_den[2] = 288; cfg_.rc_dropframe_thresh = 30; cfg_.kf_max_dist = 9999; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; // Change SVC pattern on the fly. update_pattern_ = 1; ::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1, 0, 400); top_sl_width_ = 640; top_sl_height_ = 480; cfg_.rc_target_bitrate = 800; ResetModel(); AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.78, 1.15); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } // Check basic rate targeting for 1 pass CBR SVC with 3 spatial layers and on // the fly switching to 1 and then 2 and back to 3 spatial layers. This switch // is done by setting spatial layer bitrates to 0, and then back to non-zero, // during the sequence. TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL_DisableEnableLayers) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 3; cfg_.ts_number_layers = 1; cfg_.ts_rate_decimator[0] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 1; cfg_.temporal_layering_mode = 0; svc_params_.scaling_factor_num[0] = 72; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 144; svc_params_.scaling_factor_den[1] = 288; svc_params_.scaling_factor_num[2] = 288; svc_params_.scaling_factor_den[2] = 288; cfg_.rc_dropframe_thresh = 30; cfg_.kf_max_dist = 9999; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1, 0, 400); top_sl_width_ = 640; top_sl_height_ = 480; cfg_.rc_target_bitrate = 800; ResetModel(); dynamic_drop_layer_ = true; AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); // Don't check rate targeting on top spatial layer since it will be skipped // for part of the sequence. CheckLayerRateTargeting(&cfg_, number_spatial_layers_ - 1, number_temporal_layers_, file_datarate_, 0.78, 1.15); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } // Params: speed setting and index for bitrate array. class DatarateOnePassCbrSvcMultiBR : public DatarateOnePassCbrSvc, public ::libvpx_test::CodecTestWith2Params<int, int> { public: DatarateOnePassCbrSvcMultiBR() : DatarateOnePassCbrSvc(GET_PARAM(0)) { memset(&svc_params_, 0, sizeof(svc_params_)); } virtual ~DatarateOnePassCbrSvcMultiBR() {} protected: virtual void SetUp() { InitializeConfig(); SetMode(::libvpx_test::kRealTime); speed_setting_ = GET_PARAM(1); ResetModel(); } }; // Check basic rate targeting for 1 pass CBR SVC: 2 spatial layers and // 3 temporal layers. Run CIF clip with 1 thread. TEST_P(DatarateOnePassCbrSvcMultiBR, OnePassCbrSvc2SL3TL) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 2; cfg_.ts_number_layers = 3; cfg_.ts_rate_decimator[0] = 4; cfg_.ts_rate_decimator[1] = 2; cfg_.ts_rate_decimator[2] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 1; cfg_.temporal_layering_mode = 3; svc_params_.scaling_factor_num[0] = 144; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 288; svc_params_.scaling_factor_den[1] = 288; cfg_.rc_dropframe_thresh = 30; cfg_.kf_max_dist = 9999; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1, 0, 400); top_sl_width_ = 640; top_sl_height_ = 480; const int bitrates[3] = { 200, 400, 600 }; // TODO(marpan): Check that effective_datarate for each layer hits the // layer target_bitrate. cfg_.rc_target_bitrate = bitrates[GET_PARAM(2)]; ResetModel(); AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.75, 1.2); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } // Params: speed setting, layer framedrop control and index for bitrate array. class DatarateOnePassCbrSvcFrameDropMultiBR : public DatarateOnePassCbrSvc, public ::libvpx_test::CodecTestWith3Params<int, int, int> { public: DatarateOnePassCbrSvcFrameDropMultiBR() : DatarateOnePassCbrSvc(GET_PARAM(0)) { memset(&svc_params_, 0, sizeof(svc_params_)); } virtual ~DatarateOnePassCbrSvcFrameDropMultiBR() {} protected: virtual void SetUp() { InitializeConfig(); SetMode(::libvpx_test::kRealTime); speed_setting_ = GET_PARAM(1); ResetModel(); } }; // Check basic rate targeting for 1 pass CBR SVC: 2 spatial layers and // 3 temporal layers. Run HD clip with 4 threads. TEST_P(DatarateOnePassCbrSvcFrameDropMultiBR, OnePassCbrSvc2SL3TL4Threads) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 2; cfg_.ts_number_layers = 3; cfg_.ts_rate_decimator[0] = 4; cfg_.ts_rate_decimator[1] = 2; cfg_.ts_rate_decimator[2] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 4; cfg_.temporal_layering_mode = 3; svc_params_.scaling_factor_num[0] = 144; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 288; svc_params_.scaling_factor_den[1] = 288; cfg_.rc_dropframe_thresh = 30; cfg_.kf_max_dist = 9999; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 60); top_sl_width_ = 1280; top_sl_height_ = 720; layer_framedrop_ = 0; const int bitrates[3] = { 200, 400, 600 }; cfg_.rc_target_bitrate = bitrates[GET_PARAM(3)]; ResetModel(); layer_framedrop_ = GET_PARAM(2); AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.75, 1.45); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } // Check basic rate targeting for 1 pass CBR SVC: 3 spatial layers and // 3 temporal layers. Run HD clip with 4 threads. TEST_P(DatarateOnePassCbrSvcFrameDropMultiBR, OnePassCbrSvc3SL3TL4Threads) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 3; cfg_.ts_number_layers = 3; cfg_.ts_rate_decimator[0] = 4; cfg_.ts_rate_decimator[1] = 2; cfg_.ts_rate_decimator[2] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 4; cfg_.temporal_layering_mode = 3; svc_params_.scaling_factor_num[0] = 72; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 144; svc_params_.scaling_factor_den[1] = 288; svc_params_.scaling_factor_num[2] = 288; svc_params_.scaling_factor_den[2] = 288; cfg_.rc_dropframe_thresh = 30; cfg_.kf_max_dist = 9999; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 60); top_sl_width_ = 1280; top_sl_height_ = 720; layer_framedrop_ = 0; const int bitrates[3] = { 200, 400, 600 }; cfg_.rc_target_bitrate = bitrates[GET_PARAM(3)]; ResetModel(); layer_framedrop_ = GET_PARAM(2); AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.73, 1.2); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } // Run SVC encoder for 1 temporal layer, 2 spatial layers, with spatial // downscale 5x5. TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc2SL1TL5x5MultipleRuns) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 2; cfg_.ts_number_layers = 1; cfg_.ts_rate_decimator[0] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 3; cfg_.temporal_layering_mode = 0; svc_params_.scaling_factor_num[0] = 256; svc_params_.scaling_factor_den[0] = 1280; svc_params_.scaling_factor_num[1] = 1280; svc_params_.scaling_factor_den[1] = 1280; cfg_.rc_dropframe_thresh = 10; cfg_.kf_max_dist = 999999; cfg_.kf_min_dist = 0; cfg_.ss_target_bitrate[0] = 300; cfg_.ss_target_bitrate[1] = 1400; cfg_.layer_target_bitrate[0] = 300; cfg_.layer_target_bitrate[1] = 1400; cfg_.rc_target_bitrate = 1700; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ResetModel(); layer_target_avg_bandwidth_[0] = cfg_.layer_target_bitrate[0] * 1000 / 30; bits_in_buffer_model_[0] = cfg_.layer_target_bitrate[0] * cfg_.rc_buf_initial_sz; layer_target_avg_bandwidth_[1] = cfg_.layer_target_bitrate[1] * 1000 / 30; bits_in_buffer_model_[1] = cfg_.layer_target_bitrate[1] * cfg_.rc_buf_initial_sz; ::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 60); top_sl_width_ = 1280; top_sl_height_ = 720; ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.78, 1.15); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } #if CONFIG_VP9_TEMPORAL_DENOISING // Params: speed setting, noise sensitivity and index for bitrate array. class DatarateOnePassCbrSvcDenoiser : public DatarateOnePassCbrSvc, public ::libvpx_test::CodecTestWith3Params<int, int, int> { public: DatarateOnePassCbrSvcDenoiser() : DatarateOnePassCbrSvc(GET_PARAM(0)) { memset(&svc_params_, 0, sizeof(svc_params_)); } virtual ~DatarateOnePassCbrSvcDenoiser() {} protected: virtual void SetUp() { InitializeConfig(); SetMode(::libvpx_test::kRealTime); speed_setting_ = GET_PARAM(1); ResetModel(); } }; // Check basic rate targeting for 1 pass CBR SVC with denoising. // 2 spatial layers and 3 temporal layer. Run HD clip with 2 threads. TEST_P(DatarateOnePassCbrSvcDenoiser, OnePassCbrSvc2SL3TLDenoiserOn) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 2; cfg_.ts_number_layers = 3; cfg_.ts_rate_decimator[0] = 4; cfg_.ts_rate_decimator[1] = 2; cfg_.ts_rate_decimator[2] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 2; cfg_.temporal_layering_mode = 3; svc_params_.scaling_factor_num[0] = 144; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 288; svc_params_.scaling_factor_den[1] = 288; cfg_.rc_dropframe_thresh = 30; cfg_.kf_max_dist = 9999; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1, 0, 400); top_sl_width_ = 640; top_sl_height_ = 480; const int bitrates[3] = { 600, 800, 1000 }; // TODO(marpan): Check that effective_datarate for each layer hits the // layer target_bitrate. // For SVC, noise_sen = 1 means denoising only the top spatial layer // noise_sen = 2 means denoising the two top spatial layers. cfg_.rc_target_bitrate = bitrates[GET_PARAM(3)]; ResetModel(); denoiser_on_ = GET_PARAM(2); AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.78, 1.15); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } #endif // Params: speed setting, key frame dist. class DatarateOnePassCbrSvcSmallKF : public DatarateOnePassCbrSvc, public ::libvpx_test::CodecTestWith2Params<int, int> { public: DatarateOnePassCbrSvcSmallKF() : DatarateOnePassCbrSvc(GET_PARAM(0)) { memset(&svc_params_, 0, sizeof(svc_params_)); } virtual ~DatarateOnePassCbrSvcSmallKF() {} protected: virtual void SetUp() { InitializeConfig(); SetMode(::libvpx_test::kRealTime); speed_setting_ = GET_PARAM(1); ResetModel(); } }; // Check basic rate targeting for 1 pass CBR SVC: 3 spatial layers and 3 // temporal layers. Run CIF clip with 1 thread, and few short key frame periods. TEST_P(DatarateOnePassCbrSvcSmallKF, OnePassCbrSvc3SL3TLSmallKf) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 3; cfg_.ts_number_layers = 3; cfg_.ts_rate_decimator[0] = 4; cfg_.ts_rate_decimator[1] = 2; cfg_.ts_rate_decimator[2] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 1; cfg_.temporal_layering_mode = 3; svc_params_.scaling_factor_num[0] = 72; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 144; svc_params_.scaling_factor_den[1] = 288; svc_params_.scaling_factor_num[2] = 288; svc_params_.scaling_factor_den[2] = 288; cfg_.rc_dropframe_thresh = 10; cfg_.rc_target_bitrate = 800; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1, 0, 400); top_sl_width_ = 640; top_sl_height_ = 480; // For this 3 temporal layer case, pattern repeats every 4 frames, so choose // 4 key neighboring key frame periods (so key frame will land on 0-2-1-2). const int kf_dist = GET_PARAM(2); cfg_.kf_max_dist = kf_dist; key_frame_spacing_ = kf_dist; ResetModel(); AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.78, 1.15); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } // Check basic rate targeting for 1 pass CBR SVC: 2 spatial layers and 3 // temporal layers. Run CIF clip with 1 thread, and few short key frame periods. TEST_P(DatarateOnePassCbrSvcSmallKF, OnePassCbrSvc2SL3TLSmallKf) { cfg_.rc_buf_initial_sz = 500; cfg_.rc_buf_optimal_sz = 500; cfg_.rc_buf_sz = 1000; cfg_.rc_min_quantizer = 0; cfg_.rc_max_quantizer = 63; cfg_.rc_end_usage = VPX_CBR; cfg_.g_lag_in_frames = 0; cfg_.ss_number_layers = 2; cfg_.ts_number_layers = 3; cfg_.ts_rate_decimator[0] = 4; cfg_.ts_rate_decimator[1] = 2; cfg_.ts_rate_decimator[2] = 1; cfg_.g_error_resilient = 1; cfg_.g_threads = 1; cfg_.temporal_layering_mode = 3; svc_params_.scaling_factor_num[0] = 144; svc_params_.scaling_factor_den[0] = 288; svc_params_.scaling_factor_num[1] = 288; svc_params_.scaling_factor_den[1] = 288; cfg_.rc_dropframe_thresh = 10; cfg_.rc_target_bitrate = 400; number_spatial_layers_ = cfg_.ss_number_layers; number_temporal_layers_ = cfg_.ts_number_layers; ::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1, 0, 400); top_sl_width_ = 640; top_sl_height_ = 480; // For this 3 temporal layer case, pattern repeats every 4 frames, so choose // 4 key neighboring key frame periods (so key frame will land on 0-2-1-2). const int kf_dist = GET_PARAM(2) + 32; cfg_.kf_max_dist = kf_dist; key_frame_spacing_ = kf_dist; ResetModel(); AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers, cfg_.ts_number_layers, cfg_.temporal_layering_mode, layer_target_avg_bandwidth_, bits_in_buffer_model_); ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); CheckLayerRateTargeting(&cfg_, number_spatial_layers_, number_temporal_layers_, file_datarate_, 0.78, 1.15); #if CONFIG_VP9_DECODER // The non-reference frames are expected to be mismatched frames as the // encoder will avoid loopfilter on these frames. EXPECT_EQ(num_nonref_frames_, GetMismatchFrames()); #endif } VP9_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvcSingleBR, ::testing::Range(5, 10)); VP9_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvcMultiBR, ::testing::Range(5, 10), ::testing::Range(0, 3)); VP9_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvcFrameDropMultiBR, ::testing::Range(5, 10), ::testing::Range(0, 2), ::testing::Range(0, 3)); #if CONFIG_VP9_TEMPORAL_DENOISING VP9_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvcDenoiser, ::testing::Range(5, 10), ::testing::Range(1, 3), ::testing::Range(0, 3)); #endif VP9_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvcSmallKF, ::testing::Range(5, 10), ::testing::Range(32, 36)); } // namespace